The programme which was initially launched in 1994 in 42 districts of seven States, has now been extended to cover 219 districts of 15 States, namely, Assam, Haryana, Karnataka, Kerala, Maharashtra, Tamil Nadu, Madhya Pradesh, Gujarat, Himachal Pradesh, Orissa, Andhra Pradesh, West Bengal, Uttar Pradesh, Bihar and Rajasthan.
El programa fue iniciado en 1994 en 42 distritos de siete Estados y se ha extendido ahora a 219 distritos de 15 Estados, a saber, Assam, Haryana, Karnataka, Kerala, Maharashtra, Tamil Nadu, Madhya Pradesh, Gujarat, Himachal Pradesh, Orissa, Andhra Pradesh, West Bengal, Uttar Pradesh, Bihar y Rajasthan.